chore: Drop coding utf-8 comments (#698)

Closes: SDK-2003
Fixes:  #694

Author: lukaszsocha2

README.md

@@ -1,5 +1,3 @@
-# coding: utf-8
-
 from .auth import JWTAuth, OAuth2
 from .client import *  # pylint:disable=wildcard-import,redefined-builtin
 from .exception import *  # pylint:disable=wildcard-import

boxsdk/__init__.py

@@ -1,5 +1,3 @@
-# coding: utf-8
-
 from .cooperatively_managed_oauth2 import CooperativelyManagedOAuth2
 from .developer_token_auth import DeveloperTokenAuth
 try:

boxsdk/auth/__init__.py

@@ -1,4 +1,3 @@
-# coding: utf-8
 from typing import Callable, Tuple, Any
 
 from .oauth2 import OAuth2

boxsdk/auth/cooperatively_managed_oauth2.py

@@ -1,4 +1,3 @@
-# coding: utf-8
 from typing import Callable, Any, Tuple, Optional
 
 from .oauth2 import OAuth2

boxsdk/auth/developer_token_auth.py

@@ -1,5 +1,3 @@
-# coding: utf-8
-
 from datetime import datetime, timedelta
 import json
 import random

boxsdk/auth/jwt_auth.py

@@ -1,5 +1,3 @@
-# coding: utf-8
-
 from contextlib import contextmanager
 from logging import getLogger
 import random

boxsdk/auth/oauth2.py

@@ -1,4 +1,3 @@
-# coding: utf-8
 from typing import Tuple
 
 from .jwt_auth import JWTAuth

boxsdk/auth/redis_managed_jwt_auth.py

@@ -1,4 +1,3 @@
-# coding: utf-8
 from typing import Any, Tuple, Optional
 from uuid import uuid4
 

boxsdk/auth/redis_managed_oauth2.py

@@ -1,4 +1,3 @@
-# coding: utf-8
 from typing import Callable, Any, Tuple
 
 from .oauth2 import OAuth2